<?php

/**
 * @file
 * Defines a class used for communicating with CyberSource via SOAP.
 *
 * Provided by Acquia, Commercially supported Drupal - http://acquia.com
 */
class CyberSourceSoapClient extends SoapClient {

    function __construct($wsdl, $options = NULL) {
        parent::__construct($wsdl, $options);
    }

    // This section inserts the UsernameToken information in the outgoing request.
    function __doRequest($request, $location, $action, $version) {
        $login = _uc_cybersource_soap_login_data();

        $soapHeader = '<SOAP-ENV:Header xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/" xmlns:wsse="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd"><wsse:Security SOAP-ENV:mustUnderstand="1"><wsse:UsernameToken><wsse:Username>' . $login['merchant_id'] . '</wsse:Username><wsse:Password Type="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-username-token-profile-1.0#PasswordText">' . $login['transaction_key'] . '</wsse:Password></wsse:UsernameToken></wsse:Security></SOAP-ENV:Header>';

        $requestDOM = new DOMDocument('1.0');
        $soapHeaderDOM = new DOMDocument('1.0');

        try {
            $requestDOM->loadXML($request);
            $soapHeaderDOM->loadXML($soapHeader);
            $node = $requestDOM->importNode($soapHeaderDOM->firstChild, TRUE);
            $requestDOM->firstChild->insertBefore($node, $requestDOM->firstChild->firstChild);
            $request = $requestDOM->saveXML();
        } catch (DOMException $e) {
            die('Error adding UsernameToken: ' . $e->code);
        }

        return parent::__doRequest($request, $location, $action, $version);
    }

}
